TY - Journal of Yangtze River Scientific Research Institute A1 - ZHANG Yi-qi, XIE Feng, HU Wen-zhu, YANG Fan T1 - Numerical Simulation Analysis on the Shape Design of Double-expanded Flip Bucket Y1 - JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 70 EP - 76 VL - 38 IS - 3 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.201915202021 ER -